# NCERT Solutions for Class 6 Maths Chapter 9 Data Handling Ex – 9.3

## Data Handling

Question 1.
The bar graph given alongside shows the amount of wheat purchased by government during the year 1998-2002.
Read the bar graph and write down your observations. In which year was.

(a) the wheat production maximum?
(b) the wheat production minimum?

Solution:
The given bar graph represents the amount of wheat (in thousand tonnes) purchased by government during the year 1998-2002. The amount of wheat purchased during 1998 – 2002 = 15 + 25 + 20 +20 +30 = 110 (in thousand tonnes).
(a) The maximum wheat production was in the year 2002.
(b) The minimum wheat production was in the year. 1998.

Question 2.
Observe this bar graph which is showing the sale of shirts in a ready made shop from Monday to Saturday.

(a) What information does the above bar graph given?
(b) What is the scale chosen on the horizontal line representing number of shirts?
(c) On which day were the maximum number of shirts sold? How many shirts were sold on that day?
(d) On which day were the minimum number of shirts sold?
(e) How many shirts were sold on Thursday?

Solution:
(a) The given bar graph represents the number of shirts sold from Monday to Saturday.
(b) Scale: 1 unit length = 5 shirts.
(c) Saturday and 60 in number.
(d) Tuesday.
(e) 35

Question 3.
Observe this bar graph which shows the marks obtained by Aziz in half yearly examination in different subjects.

(a) What information does the bar graph give?
(b) Name the subject in which Aziz scored maximum marks.
(c) Name the subject in which he has scored minimum marks.
(d) State the names of the subjects and marks obtained in each of them.

Solution:
(a) The given bar graph represents the marks obtained by Aziz in half yearly examination in different subjects.
(b) Hindi
(c) Social Studies.
(d) Hindi-80, English-60, Mathematics-70, Science-50 and Social Studies-40.